
Telefunken Gesellschaft
für Drahtlose
Telegraphie m.b...,
Berlin;
Special Materials for
Radio Valves
BIOS Report 276
Reported by:
E.R. Owen, Aircraft Branch, Economic Division C.C.
For Germany (B.E.)
BIOS Target No. 7/58(a)
E.R. Owen, Asst./Controller, Aircraft Branch
Keywords: The
Telefunken organization made from 30-40 per cent of the total production of
radio valves in Germany and occupied countries during the war .. ; At the Berlin
factory the Company developed the application in radio valves of certain special
metals, particularly thorium - zirconium and aluminium - plated (on, AOB)- iron
for electrodes, getters etc .. ; It had eight factories making valves - at
Berlin - Erfurt - Neuhaus - Litzmannstadt (now Lodz in Poland, AOB) - Prague -
Liegnitz, Reichenbach (Sudetenland, AOB) and Ulm, the one in Berlin having the
largest output. The peak output of the organization was in December 1944 when,
expressed in terms of Reichsmarks, it amounted to 8 million per month.
Telefunken aimed at 10 million R.M. by June 1945 (a rate of 10 R,M. per valve
will give approximate figures for the corresponding number of valves .. ; Valve
production figures per month .... ; Visits on October 8th, 9th, and 15th 1945
.... ; Personnel interviewed Dr. Erich Weigand (? Wiegand??, AOB) Director and
chief engineer, Dr. Weth director and head of valve department, Dr. Statz
head of experimental dept. - Dr. Zuckermann Assistant to chief engineer, Mr.
Stange metallurgist ... metals used in radio Valves ... thorium ..torium sheet
..sintering .. thorium rod and wire .. depositing of thorium ... ; RV12P2000
anode comprised of iron coated with aluminium ... ; Zirconium .... spraying ...
sintering .. ; E - Iron .. P2 - Iron ... PN - Iron .. Getters .. Ceto powder ...
cerium-misch ...
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